Finding the Fourth Proportional to 11,490,268.87, 15,856,567.17 and 6,333,716.53
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Solution
The fourth proportional to 11,490,268.87, 15,856,567.17 and 6,333,716.53 is: 8,740,526.67
Step by Step Solution
- Step 1: Write the proportion equation
11,490,268.87 : 15,856,567.17 = 6,333,716.53 : x - Step 2: Convert to fraction form
11,490,268.87/15,856,567.17 = 6,333,716.53/x - Step 3: Cross multiply
11,490,268.87x = 15,856,567.17 × 6,333,716.53 - Step 4: Simplify right side
11,490,268.87x = 100,431,001,514,401.48 - Step 5: Solve for x
x = 100,431,001,514,401.48/11,490,268.87 - Step 6: Final answer
x = 8,740,526.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.